asd

local chars = "abcdefghijklmnopqrstuvwxyz0123456789"

function flipCoin()
	local bools = {true, false}
	return bools[math.random(1, #bools)]
end


function randChar()
	local n = math.random(1, 36)
	local c = chars:sub(n, n)
	local heads = flipCoin()
	if heads and tonumber(c) == nil then
		return c:upper()
	else
		return c
	end
end



function randomPassword(length)
	local pw = ""
	for c = 1, length do
		pw = pw .. randChar()
	end
	return pw
end

local pw = randomPassword(12)
print(pw)
io.read()